Gas concentration detection sensor



FIG. 1 is a perspective view of a first embodiment of a gas concentration detection sensor showing our new design;

FIG. 2 is a front view thereof, the back view thereof being a right-and-left reversed image;

FIG. 3 is a top view thereof, the bottom view thereof being a same image;

FIG. 4 is a right view thereof;

FIG. 5 is a left view thereof;

FIG. 6 is an enlarged partial perspective view thereof indicated in FIG. 1 ;

FIG. 7 is an enlarged cross-sectional view thereof taken along the line 7-7 as indicated in FIG. 2 ;

FIG. 8 is an enlarged cross-sectional view thereof taken along the line 8-8 as indicated in FIG. 5 ;

FIG. 9 is a perspective view of a second embodiment of a gas concentration detection sensor showing our new design;

FIG. 10 is a front view thereof, the back view thereof being a right-and-left reversed image;

FIG. 11 is a top view thereof, the bottom view thereof being a same image;

FIG. 12 is a right view thereof;

FIG. 13 is a left view thereof;

FIG. 14 is an enlarged partial perspective view thereof indicated in FIG. 9 ;

FIG. 15 is an enlarged cross-sectional view thereof taken along the line 15-15 as indicated in FIG. 10 ;

FIG. 16 is an enlarged cross-sectional view thereof taken along the line 16-16 as indicated in FIG. 13 ;

FIG. 17 is a perspective view of a third embodiment of a gas concentration detection sensor showing our new design;

FIG. 18 is a front view thereof, the back view thereof being a right-and-left reversed image;

FIG. 19 is a top view thereof, the bottom view thereof being a same image;

FIG. 20 is a right view thereof;

FIG. 21 is a left view thereof;

FIG. 22 is an enlarged partial perspective view thereof indicated in FIG. 17 ;

FIG. 23 is an enlarged cross-sectional view thereof taken along the line 23-23 as indicated in FIG. 18 ; and,

FIG. 24 is an enlarged cross-sectional view thereof taken along the line 24-24 as indicated in FIG. 21 .

The dot-dash lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are included for the purpose of illustrating portions of the gas concentration detection sensor, the broken lines form no part of the claimed invention. 

CLAIM The ornamental design for a gas concentration detection sensor, as shown and described. 